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- Deactivation of the Ni/Al 2O 3-SiO 2 catalyst was mainly attributed to the Ni 3S 2 production, agglomeration of nickel clusters, and coke formation during the reaction. 结果表明 ;催化剂失活的主要原因是加氢原料中的硫化物与催化剂活性组分镍发生反应生成了Ni3 S2 、镍晶粒长大和催化剂结焦 .
- STRUCTURE SIMULATION OF NICKEL CLUSTERS BY TRANSFERABLE TIGHT-BINDING POTENTIAL 镍原子团簇几何结构的紧束缚方法模拟
- Rick found a sure-enough nickel. 里克发现一个纯正的镍币。
- You can see stars in clusters in the night sky. 你可以看到夜空中的星群。
- Eddy try to nickel and dime his way through life. 埃迪想脚踏实地慢慢地取得成功。
- No man will squabble over a nickel. 没有人会为了五分钱而吵架。
- A cluster of stars smaller than a constellation. 星群，星座比星座小的一簇星星
- Crowded or massed into a dense cluster. 丛生的，聚生的聚集成密丛的
- nickel clusters 镍团簇
- America's best buy for a nickel is a telephone call to the right man. 在美国以一枚镍币可购得的最划算的东西，是打电话找到要找的人。
- A cluster of small iron balls formerly used as a cannon charge. 葡萄弹，霰弹以前用作火包装填物的一簇小铁丸
- There was a little cluster of admirers around the actress. 女演员周围拥著一小群崇拜者。
- Of or containing bivalent nickel, Ni2+. 含二价镍的有或含有二价镍Ni2＋
- A disc is divided into several clusters. 磁盘是由许多簇构成的。
- His last nickel; as a last resort. 他的最后一枚硬币；最后的手段
- Clusters of lipid-laden macrophages are seen. 可见到成簇的充满脂质的巨噬细胞。
- No checkpoint record was found in the cluster log. 群集日志没有发现检查点记录。
- Eddy tries to nickel and dime his way through life. 埃迪想脚踏实地慢慢地取得成功。
- All but the penny and the nickel is make of silver. 除一分和五分币外，其余硬币都是用银铸造的。
- Each nickel is worth five cents. 每个五分镍币相当于5美分。
